Predictive Value of Combined LIPS and ANG-2 Level in Critically Ill Patients with ARDS Risk Factors

Table 1

Baseline characteristics of patients in the ARDS and non-ARDS groups.

Variable	Non-ARDS group ()	ARDS group ()	value
Age, yr	58.5 ± 20.3	60.0 ± 17.1	0.107
Male	82 (72.6%)	35 (77.8%)	0.500
Ethnicity	Han (100.0%)	Han (100.0%)	1.000
Patients resource			0.979
Family	46 (40.7%)	19 (42.2%)	0.861
Other departments	18 (15.9%)	7 (15.6%)	0.954
General wards of the respiratory department	2 (1.8%)	1 (2.2%)	0.851
Other hospital	47 (41.6%)	18 (40.0%)	0.854
Primary diagnosis at admission			0.364
Respiratory	59 (52.2%)	31 (68.9%)	0.056
Trauma	31 (27.4%)	6 (13.3%)	0.059
Other	7 (6.2%)	3 (6.7%)	0.912
Acute abdominal disease	7 (6.2%)	1 (2.2%)	0.304
Cardiopulmonary resuscitation	3 (2.7%)	1 (2.2%)	0.878
Operation	6 (5.3%)	3 (6.7%)	0.740
Predisposing conditions
Category			0.128
Shock	7 (6.2%)	5 (11.1%)	0.292
Sepsis	34 (30.1%)	23 (51.1%)	0.013
Pancreatitis	5 (4.4%)	1 (2.2%)	0.513
Pneumonia	82(72.6%)	38 (84.4%)	0.115
High-risk surgery	3 (2.7%)	1 (2.2%)	0.876
Trauma	31 (27.4%)	5 (11.1%)	0.027
Number			0.580
Include 1 factor: n (%)	57 (50.4%)	19 (40.2%)	0.351
Include 2 factors: n (%)	43 (38.1%)	20 (44.4%)	0.459
Include 3 factors: n (%)	11 (9.7%)	6 (13.3%)	0.510
Include 4 factors: n (%)	2 (1.8%)	0 (0.0%)	0.369
APACHE2 score	14.7 ± 6.0	18.5 ± 7.2	0.001
LIPS	4.4 ± 2.1	5.6 ± 1.8	0.001
60-day outcome	16 (14.2%)	21 (46.7%)	<0.001
Use of vasopressors	23 (20.3%)	19 (42.2%)	0.005
Methods of respiratory support			<0.001
Oxygen inhalation through the nasal tube	33 (29.2%)	14 (31.1%)	0.813
Noninvasive ventilation	25 (22.1%)	10 (22.2%)	0.989
Invasive mechanical ventilation	48 (42.5%)	21 (46.7%)	0.632
Noninvasive and invasive mechanical ventilation	7 (6.2%)	13 (28.9%)	<0.001

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